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Look at the table. Make a conjecture about the sum of the first 10 positive even numbers.
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Look at the table. Make a conjecture about the sum of the first 10 positive even numbers.

Look at the table. Make a conjecture about the sum of the first 10 positive even numbers-example-1
User Ger Groot
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2 Answers

5 votes

Answer:

I think it's 10 x 11

User Wik
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If te 1st term is a₁ =2, tee 2nd term is a₂ = 2x3, the 3rd term is a₃ = 3x4

then the pattern is :
a(n) = n(n+1)
a(10) 10(11) = 110

User Sam Kauffman
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